package mybatis;

import org.apache.ibatis.annotations.Param;

import java.util.List;

public interface UserMapper {


    String selectNameById(Integer id);

    List<String> selectNameListByIds(@Param("ids") List<Integer> ids);

    Integer insertList(List<User> users);



    Integer update(@Param("id") Integer id, @Param("name") String name);
}
